Full Stack Developer (Java + ReactJS) DE

Experis-US; Newark (DE); On-site; USD 83,000 - 90,000; Full time

Benefits offered by this job

Medical and Prescription Drug Plans

Dental Plan

Vision Plan

Health Savings Account

Health Flexible Spending Account

Dependent Care Flexible Spending App

Supplemental Life Insurance

Short Term and Long Term Disability

Business Travel Insurance

401(k), Plus Match

Weekly Pay

Job summary

Experis Technology Group's client seeks a Full Stack Developer (Java + ReactJS) DE to join a security-minded software delivery team onsite in Newark, Delaware.

You will develop scalable web applications with Java, Spring, and modern frontend tech, build secure SPAs in ReactJS, create REST APIs, and contribute to secure remediation efforts within Agile/Scrum environments.

Qualifications

• 10+ years of IT development experience, with 6+ years hands‑on web development using Java and Spring.
• Expert-level ReactJS experience, including SPA development and building custom reusable React component libraries.
• Strong testing experience, including writing JUnit tests.
• UI/UX development experience with HTML5, CSS3, jQuery, Node.js, and JavaScript.
• Experience with databases (preferably SQL Server) and working knowledge of SQL, plus familiarity with XML/JSON and schema processing technologies.

Responsibilities

• Develop and enhance scalable, high performance web applications across the full development lifecycle using Java, Spring, and modern frontend technologies—especially ReactJS.
• Build secure, maintainable SPAs using ReactJS, including custom reusable component libraries; create and maintain REST APIs using JAX‑R‑S and Swagger/YAML.
• Write and maintain automated unit tests, including JUnit tests, and participate in Scrum/SAFe/Lean Agile workflows with CI/CD and automation.

Skills

Java

Spring

ReactJS

REST APIs

JUnit

JavaScript

Tools

JAX-RS

Swagger

Git

Maven

SQL Server

Job description

Our client, a technology organization focused on secure, high-performance software delivery, is seeking a Full Stack Developer (Java + ReactJS) DE to join their team.

As a Full Stack Developer (Java + ReactJS) DE, you will be part of the software engineering organization supporting delivery teams working on remediation of vulnerabilities.

The ideal candidate will have a strong sense of ownership, a detail-oriented approach to secure development, and the ability to collaborate effectively in an Agile environment—aligning successfully in the organization.

Job Title: Full Stack Developer (Java + ReactJS) DE

Location: Onsite in Newark, DE

Pay Range: $60-$65/hr

What's the Job?

Develop and enhance scalable, high performance web applications across the full development lifecycle using Java, Spring, and modern frontend technologies—especially ReactJS. Build secure, maintainable, and user friendly Single Page Applications (SPAs) using ReactJS, including custom reusable React component libraries. Create and maintain REST APIs using JAX‑R‑S and Swagger/YAML, supporting reliable integration with web services. Write and maintain automated unit tests, including JUnit tests, to ensure quality and stability throughout releases. Collaborate in Scrum/SAFe/Lean Agile workflows, contributing to secure remediation efforts and continuous improvement through CI/CD and automation.

What's Needed?

• 10+ years of relevant IT development experience, with 6+ years hands‑on web development using Java and Spring.
• Expert-level ReactJS experience, including SPA development and building custom reusable React component libraries.
• Strong testing experience, including writing JUnit tests.
• UI/UX development experience with HTML5, CSS3, jQuery, Node.js, and JavaScript.
• Experience with databases (preferably SQL Server) and working knowledge of SQL, plus familiarity with XML/JSON and schema processing technologies.

What's in it for me?

Opportunity to contribute directly to secure remediation work by building and improving production‑grade applications. Work in an Agile environment where collaboration, communication, and quality engineering practices matter. Use modern development tooling and practices, including Git/Bitbucket/SVN, Maven/Ant, and CI/CD automation. Develop solutions that are reusable and maintainable, including shared component libraries and common services. Join a team where you can demonstrate ownership, adapt to changing requirements, and deliver high‑quality software.

Benefits

• Medical and Prescription Drug Plans
• Dental Plan
• Vision Plan
• Health Savings Account
• Health Flexible Spending Account
• Dependent Care Flexible Spending Account
• Supplemental Life Insurance
• Short Term and Long Term Disability Insurance
• Business Travel Insurance
• 401(k), Plus Match
• Weekly Pay

We are recognized consistently for our diversity - as a best place to work for Women, Inclusion, Equality and Disability and in 2023 ManpowerGroup was named one of the World's Most Ethical Companies for the 14th year - all confirming our position as the brand of choice for in-demand talent.